[gtksourceview/wip/chergert/vim: 15/73] more ideas for layered states
- From: Christian Hergert <chergert src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gtksourceview/wip/chergert/vim: 15/73] more ideas for layered states
- Date: Tue, 26 Oct 2021 23:20:36 +0000 (UTC)
commit 0082e16552c2abbc0bfab60198f30752da448eaa
Author: Christian Hergert <chergert redhat com>
Date: Thu Oct 21 12:46:08 2021 -0700
more ideas for layered states
gtksourceview/vim/gtk-source-vim-insert.h | 34 ++++++
gtksourceview/vim/gtk-source-vim-normal.c | 186 +++++++++++++++++++++++++++++
gtksourceview/vim/gtk-source-vim-normal.h | 34 ++++++
gtksourceview/vim/gtk-source-vim-replace.h | 34 ++++++
gtksourceview/vim/gtk-source-vim-state.h | 68 +++++++++++
gtksourceview/vim/gtk-source-vim-visual.h | 42 +++++++
gtksourceview/vim/gtk-source-vim.h | 40 +++++++
7 files changed, 438 insertions(+)
---
diff --git a/gtksourceview/vim/gtk-source-vim-insert.h b/gtksourceview/vim/gtk-source-vim-insert.h
new file mode 100644
index 00000000..6049bea0
--- /dev/null
+++ b/gtksourceview/vim/gtk-source-vim-insert.h
@@ -0,0 +1,34 @@
+/*
+ * This file is part of GtkSourceView
+ *
+ * Copyright 2021 Christian Hergert <chergert redhat com>
+ *
+ * GtkSourceView is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * GtkSourceView is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
+
+#pragma once
+
+#include "gtksourcevimstate.h"
+
+G_BEGIN_DECLS
+
+#define GTK_TYPE_SOURCE_VIM_INSERT (gtk_source_vim_insert_get_type())
+
+G_DECLARE_FINAL_TYPE (GtkSourceVimInsert, gtk_source_vim_insert, GTK, SOURCE_VIM_INSERT, GObject)
+
+GtkSourceVimInsert *gtk_source_vim_insert_new (GtkSourceVimState *parent);
+
+G_END_DECLS
diff --git a/gtksourceview/vim/gtk-source-vim-normal.c b/gtksourceview/vim/gtk-source-vim-normal.c
new file mode 100644
index 00000000..b2e495aa
--- /dev/null
+++ b/gtksourceview/vim/gtk-source-vim-normal.c
@@ -0,0 +1,186 @@
+/*
+ * This file is part of GtkSourceView
+ *
+ * Copyright 2021 Christian Hergert <chergert redhat com>
+ *
+ * GtkSourceView is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * GtkSourceView is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
+
+#include "config.h"
+
+#include "gtksourcevimnormal.h"
+
+typedef enum
+{
+ PARSE_STATE_NUMBER = 1 << 0,
+ PARSE_STATE_MOTION = 1 << 1,
+ PARSE_STATE_OPER = 1 << 2,
+ PARSE_STATE_INITIAL = (PARSE_STATE_NUMBER | PARSE_STATE_MOTION | PARSE_STATE_OPER),
+} ParseState;
+
+typedef enum
+{
+ OPER_0,
+ OPER_INSERT,
+ OPER_DELETE,
+ OPER_REPLACE,
+} Oper;
+
+struct _GtkSourceVimNormal
+{
+ GtkSourceVimState parent_instance;
+
+ /* What state of parsing input are we */
+ ParseState state;
+
+ int repeat;
+ Oper op;
+
+ struct {
+ char kind[8];
+ int number;
+ } motion;
+};
+
+G_DEFINE_TYPE (GtkSourceVimNormal, gtk_source_vim_normal, GTK_SOURCE_TYPE_VIM_STATE)
+
+static inline gboolean
+is_escape (guint keyval,
+ GdkModifierType mods)
+{
+ return keyval == GDK_KEY_Escape ||
+ (keyval == GDK_KEY_bracketleft && (state & GDK_CONTROL_MASK) != 0);
+}
+
+static void
+gtk_source_vim_normal_reset (GtkSourceVimNormal *self)
+{
+ g_assert (GTK_SOURCE_IS_VIM_NORMAL (self));
+
+ self->state = PARSE_STATE_INITIAL;
+ self->repeat = 0;
+}
+
+static gboolean
+gtk_source_vim_normal_handle_keypress (GtkSourceVimState *state,
+ guint keyval,
+ guint keycode,
+ GdkModifierType mods,
+ const char *string)
+{
+ GtkSourceVimNormal *self = (GtkSourceVimNormal *)state;
+
+ g_assert (GTK_SOURCE_IS_VIM_STATE (self));
+
+ if (is_escape (keyval, mods))
+ {
+ gtk_source_vim_normal_reset (self);
+ return TRUE;
+ }
+
+ if (keyval >= GDK_KEY_0 && keyval <= GDK_KEY_9)
+ {
+ }
+
+ if ((self->state & PARSE_STATE_NUMBER) != 0)
+ {
+ int n;
+
+ switch (keyval) {
+ case GDK_KEY_0:
+ /* cannot lead with 0 */
+ n = self->number == 0 ? -1 : 0;
+ break;
+ case GDK_KEY_1: n = 1; break;
+ case GDK_KEY_2: n = 2; break;
+ case GDK_KEY_3: n = 3; break;
+ case GDK_KEY_4: n = 4; break;
+ case GDK_KEY_5: n = 5; break;
+ case GDK_KEY_6: n = 6; break;
+ case GDK_KEY_7: n = 7; break;
+ case GDK_KEY_8: n = 8; break;
+ case GDK_KEY_9: n = 9; break;
+ default: n = -1; break;
+ }
+
+ if (n >= 0)
+ {
+ self->number = self->number * 10 + n;
+ return TRUE;
+ }
+ }
+
+ /* 3cip and 3c2ip result in 3cip */
+
+ switch (keyval) {
+ case GDK_KEY_0:
+ case GDK_KEY_1:
+ case GDK_KEY_2:
+ case GDK_KEY_3:
+ case GDK_KEY_4;
+ case GDK_KEY_5:
+ case GDK_KEY_6:
+ case GDK_KEY_7:
+ case GDK_KEY_8:
+ case GDK_KEY_9:
+ break;
+ }
+
+ return FALSE;
+}
+
+static void
+gtk_source_vim_normal_restore (GtkSourceVimState *state,
+ GtkSourceVimState *from)
+{
+ g_assert (GTK_SOURCE_IS_VIM_STATE (state));
+ g_assert (GTK_SOURCE_IS_VIM_STATE (from));
+
+ gtk_source_vim_normal_reset (GTK_SOURCE_VIM_NORMAL (state));
+}
+
+static void
+gtk_source_vim_normal_finalize (GObject *object)
+{
+ G_OBJECT_CLASS (gtk_source_vim_normal_parent_class)->finalize (object);
+}
+
+static void
+gtk_source_vim_normal_class_init (GtkSourceVimNormalClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+ GtkSourceVimStateClass *state_class = GTK_SOURCE_VIM_STATE_CLASS (klass);
+
+ object_class->finalize = gtk_source_vim_normal_finalize;
+
+ state_class->handle_keypress = gtk_source_vim_normal_handle_keypress;
+ state_class->restore = gtk_source_vim_normal_restore;
+}
+
+static void
+gtk_source_vim_normal_init (GtkSourceVimNormal *self)
+{
+}
+
+GtkSourceVimNormal *
+gtk_source_vim_normal_new (GtkSourceVimState *parent)
+{
+ g_return_val_if_fail (GTK_SOURCE_IS_VIM_STATE (parent), NULL);
+
+ return g_object_new (GTK_SOURCE_TYPE_VIM_STATE,
+ "parent", parent,
+ NULL);
+}
diff --git a/gtksourceview/vim/gtk-source-vim-normal.h b/gtksourceview/vim/gtk-source-vim-normal.h
new file mode 100644
index 00000000..6e3ab0bb
--- /dev/null
+++ b/gtksourceview/vim/gtk-source-vim-normal.h
@@ -0,0 +1,34 @@
+/*
+ * This file is part of GtkSourceView
+ *
+ * Copyright 2021 Christian Hergert <chergert redhat com>
+ *
+ * GtkSourceView is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * GtkSourceView is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
+
+#pragma once
+
+#include "gtksourcevimstate.h"
+
+G_BEGIN_DECLS
+
+#define GTK_TYPE_SOURCE_VIM_NORMAL (gtk_source_vim_normal_get_type())
+
+G_DECLARE_FINAL_TYPE (GtkSourceVimNormal, gtk_source_vim_normal, GTK, SOURCE_VIM_NORMAL, GtkSourceVimState)
+
+GtkSourceVimNormal *gtk_source_vim_normal_new (GtkSourceVimState *parent);
+
+G_END_DECLS
diff --git a/gtksourceview/vim/gtk-source-vim-replace.h b/gtksourceview/vim/gtk-source-vim-replace.h
new file mode 100644
index 00000000..798f85f3
--- /dev/null
+++ b/gtksourceview/vim/gtk-source-vim-replace.h
@@ -0,0 +1,34 @@
+/*
+ * This file is part of GtkSourceView
+ *
+ * Copyright 2021 Christian Hergert <chergert redhat com>
+ *
+ * GtkSourceView is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * GtkSourceView is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
+
+#pragma once
+
+#include "gtksourcevimstate.h"
+
+G_BEGIN_DECLS
+
+#define GTK_TYPE_SOURCE_VIM_REPLACE (gtk_source_vim_replace_get_type())
+
+G_DECLARE_FINAL_TYPE (GtkSourceVimReplace, gtk_source_vim_replace, GTK, SOURCE_VIM_REPLACE,
GtkSourceVimState)
+
+GtkSourceVimReplace *gtk_source_vim_replace_new (GtkSourceVimState *parent);
+
+G_END_DECLS
diff --git a/gtksourceview/vim/gtk-source-vim-state.h b/gtksourceview/vim/gtk-source-vim-state.h
new file mode 100644
index 00000000..f65fa364
--- /dev/null
+++ b/gtksourceview/vim/gtk-source-vim-state.h
@@ -0,0 +1,68 @@
+/*
+ * This file is part of GtkSourceView
+ *
+ * Copyright 2021 Christian Hergert <chergert redhat com>
+ *
+ * GtkSourceView is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * GtkSourceView is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
+
+#pragma once
+
+#include <gtk/gtk.h>
+
+#include "gtksourcetypes.h"
+#include "gtksourcetypes-private.h"
+
+G_BEGIN_DECLS
+
+#define GTK_TYPE_SOURCE_VIM_STATE (gtk_source_vim_state_get_type())
+
+G_DECLARE_DERIVABLE_TYPE (GtkSourceVimState, gtk_source_vim_state, GTK, SOURCE_VIM_STATE, GObject)
+
+struct _GtkSourceVimStateClass
+{
+ GObjectClass parent_class;
+
+ void (*enter) (GtkSourceVimState *state);
+ void (*suspend) (GtkSourceVimState *state,
+ GtkSourceVimState *to);
+ void (*restore) (GtkSourceVimState *state,
+ GtkSourceVimState *from);
+ void (*leave) (GtkSourceVimState *state);
+ gboolean (*handle_event) (GtkSourceVimState *state,
+ GdkEvent *event);
+ gboolean (*handle_keypress) (GtkSourceVimState *state,
+ guint keyval,
+ guint keycode,
+ GdkModifierType mods,
+ const char *string);
+ gboolean (*get_can_repeat) (GtkSourceVimState *state);
+ void (*repeat) (GtkSourceVimState *state,
+ int repeat);
+};
+
+void gtk_source_vim_state_beep (GtkSourceVimState *self);
+GtkSourceView *gtk_source_vim_state_get_view (GtkSourceVimState *self);
+GtkSourceBuffer *gtk_source_vim_state_get_buffer (GtkSourceVimState *self);
+GtkSourceVimState *gtk_source_vim_state_get_root (GtkSourceVimState *self);
+GtkSourceVimState *gtk_source_vim_state_get_parent (GtkSourceVimState *self);
+gboolean gtk_source_vim_state_handle_event (GtkSourceVimState *self,
+ GdkEvent *event);
+gboolean gtk_source_vim_state_get_can_repeat (GtkSourceVimState *self,
+void gtk_source_vim_state_repeat (GtkSourceVimState *self,
+ int repeat);
+
+G_END_DECLS
diff --git a/gtksourceview/vim/gtk-source-vim-visual.h b/gtksourceview/vim/gtk-source-vim-visual.h
new file mode 100644
index 00000000..13aa233a
--- /dev/null
+++ b/gtksourceview/vim/gtk-source-vim-visual.h
@@ -0,0 +1,42 @@
+/*
+ * This file is part of GtkSourceView
+ *
+ * Copyright 2021 Christian Hergert <chergert redhat com>
+ *
+ * GtkSourceView is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * GtkSourceView is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
+
+#pragma once
+
+#include "gtksourcevimstate.h"
+
+G_BEGIN_DECLS
+
+typedef enum
+{
+ GTK_SOURCE_VIM_VISUAL_CHAR,
+ GTK_SOURCE_VIM_VISUAL_LINE,
+ GTK_SOURCE_VIM_VISUAL_BLOCK,
+} GtkSourceVimVisualMode;
+
+#define GTK_TYPE_SOURCE_VIM_VISUAL (gtk_source_vim_visual_get_type())
+
+G_DECLARE_FINAL_TYPE (GtkSourceVimVisual, gtk_source_vim_visual, GTK, SOURCE_VIM_VISUAL, GObject)
+
+GtkSourceVimVisual *gtk_source_vim_visual_new (GtkSourceVimState *parent,
+ GtkSourceVimVisualMode mode);
+
+G_END_DECLS
diff --git a/gtksourceview/vim/gtk-source-vim.h b/gtksourceview/vim/gtk-source-vim.h
new file mode 100644
index 00000000..fac91c9b
--- /dev/null
+++ b/gtksourceview/vim/gtk-source-vim.h
@@ -0,0 +1,40 @@
+/*
+ * This file is part of GtkSourceView
+ *
+ * Copyright 2021 Christian Hergert <chergert redhat com>
+ *
+ * GtkSourceView is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * GtkSourceView is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
+
+#pragma once
+
+#include "gtksourcevim.h"
+
+G_BEGIN_DECLS
+
+#define GTK_TYPE_SOURCE_VIM (gtk_source_vim_get_type())
+
+G_DECLARE_FINAL_TYPE (GtkSourceVim, gtk_source_vim, GTK, SOURCE_VIM, GtkSourceVimState)
+
+GtkSourceVim *gtk_source_vim_new (GtkSourceView *view);
+const char *gtk_source_vim_get_command (GtkSourceVim *self);
+const char *gtk_source_vim_get_command_bar (GtkSourceVim *self);
+void gtk_source_vim_emit_split (GtkSourceVim *self,
+ GtkOrientation orientation,
+ gboolean new_document,
+ gboolean focus_split);
+
+G_END_DECLS
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